Hi May Name Is Vilma Im 8 Months Pregnant But

hi may name is vilma im 8 months pregnant but i have cough for almost 2 days and i cannot sleep well beacuse of my cough i cant take a midesine because im pregnant its not aloud for me to take a medisine for my setuation my question is it is safe for my baby if i can nebulizer to fell better my cough thank you :)